21789612

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{46559}}^1$

素因数の和:46582

約数の個数: 36

約数和(自身を含む): 59317440

約数和(自身を除く): 37527828

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 46559, 93118, 139677, 186236, 279354, 419031, 558708, 605267, 838062, 1210534, 1676124, 1815801, 2421068, 3631602, 5447403, 7263204, 10894806, 21789612]

約数ペア:

[(1, 21789612), (2, 10894806), (3, 7263204), (4, 5447403), (6, 3631602), (9, 2421068), (12, 1815801), (13, 1676124), (18, 1210534), (26, 838062), (36, 605267), (39, 558708), (52, 419031), (78, 279354), (117, 186236), (156, 139677), (234, 93118), (468, 46559)]